Add 20/64 and 1/70
20/64 + 1/70 is 183/560.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 64 and 70 is 2240
Next, find the equivalent fraction of both fractional numbers with denominator 2240 - For the 1st fraction, since 64 × 35 = 2240,
20/64 = 20 × 35/64 × 35 = 700/2240 - Likewise, for the 2nd fraction, since 70 × 32 = 2240,
1/70 = 1 × 32/70 × 32 = 32/2240 - Add the two like fractions:
700/2240 + 32/2240 = 700 + 32/2240 = 732/2240 - 732/2240 simplified gives 183/560
- So, 20/64 + 1/70 = 183/560
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/64+1/70 20/64+2/70 60/64+1/70 20/64+3/70 20/64+5/70 20/64+7/70